JHS Average Round MatSci Wizard

1. What do you call line PY?

• Diameter

• Circumference

• Radius

• Chord

A Math Class ended at 10:20 A.M. It lasted for 80 minutes. At what time did the class start?

• 8:00 A.M

• 8:20 A.M

• 9:00 A.M

• 9:20 A.M

Which is the equivalent decimal number for forty nine thousandths?

• 0.49

• 0.0049

• 0.049

• 4.9

What do you referred to as an angle that measures more than 0° but less than 90°?

• Complementary angle

• Obtuse angle

• Right angle

• Acute angle

What is the area of the rectangle above?

• $6m^2$
  

• $14m^2$

• $28m^2$

• $40m^2$

To which of the following spheres of the Earth do planet’s interior structure, rocks, minerals, landforms and the processes that shape its surface belong?

• Geosphere

• Hydrosphere

• Atmosphere

• Biosphere

Which of the following are the components of the circulatory system?

• Heart, brain and lungs

• Heart, lungs, and blood vessels

• Heart, blood, and blood vessels

• heart, brain, and blood vessels

What is referred to as the kind of motion where an object travels in a circular path at a constant speed?

• Centripetal Motion

• Uniform circular motion

• Tangential Motion

• Uniform centripetal motion

What property of light is illustrated in the picture?

• Polarization

• Refraction

• Reflection

• Interference

Which among the EM waves has the shortest wavelength and highest frequency?

• Radio wave

• Infrared wave

• X - ray wave

• Gamma-ray